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net: add new method Sock::SetSockOpt() that wraps setsockopt()

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This will help to increase `Sock` usage and make more code mockable.
This commit is contained in:
Vasil Dimov 2021-04-13 12:31:49 +02:00
parent e14f0fa6a3
commit 184e56d668
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GPG Key ID: 54DF06F64B55CBBF
5 changed files with 32 additions and 0 deletions
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13
src/test/fuzz/util.cpp
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@ -193,6 +193,19 @@ int FuzzedSock::GetSockOpt(int level, int opt_name, void* opt_val, socklen_t* op
return 0;
}
int FuzzedSock::SetSockOpt(int, int, const void*, socklen_t) const
{
constexpr std::array setsockopt_errnos{
ENOMEM,
ENOBUFS,
};
if (m_fuzzed_data_provider.ConsumeBool()) {
SetFuzzedErrNo(m_fuzzed_data_provider, setsockopt_errnos);
return -1;
}
return 0;
}
bool FuzzedSock::Wait(std::chrono::milliseconds timeout, Event requested, Event* occurred) const
{
constexpr std::array wait_errnos{

2
src/test/fuzz/util.h
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@ -68,6 +68,8 @@ public:
int GetSockOpt(int level, int opt_name, void* opt_val, socklen_t* opt_len) const override;
int SetSockOpt(int level, int opt_name, const void* opt_val, socklen_t opt_len) const override;
bool Wait(std::chrono::milliseconds timeout, Event requested, Event* occurred = nullptr) const override;
bool IsConnected(std::string& errmsg) const override;

2
src/test/util/net.h
View File

@ -150,6 +150,8 @@ public:
return 0;
}
int SetSockOpt(int, int, const void*, socklen_t) const override { return 0; }
bool Wait(std::chrono::milliseconds timeout,
Event requested,
Event* occurred = nullptr) const override

5
src/util/sock.cpp
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@ -105,6 +105,11 @@ int Sock::GetSockOpt(int level, int opt_name, void* opt_val, socklen_t* opt_len)
return getsockopt(m_socket, level, opt_name, static_cast<char*>(opt_val), opt_len);
}
int Sock::SetSockOpt(int level, int opt_name, const void* opt_val, socklen_t opt_len) const
{
return setsockopt(m_socket, level, opt_name, static_cast<const char*>(opt_val), opt_len);
}
bool Sock::Wait(std::chrono::milliseconds timeout, Event requested, Event* occurred) const
{
#ifdef USE_POLL

10
src/util/sock.h
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@ -115,6 +115,16 @@ public:
void* opt_val,
socklen_t* opt_len) const;
/**
* setsockopt(2) wrapper. Equivalent to
* `setsockopt(this->Get(), level, opt_name, opt_val, opt_len)`. Code that uses this
* wrapper can be unit tested if this method is overridden by a mock Sock implementation.
*/
[[nodiscard]] virtual int SetSockOpt(int level,
int opt_name,
const void* opt_val,
socklen_t opt_len) const;
using Event = uint8_t;
/**